This equipment was first deployed by Mobile Task Force Epsilon-9 (*High Rollers*) following the discovery of the true nature of SCP-XXXX circa 1976. Said equipment has since been instrumental in the detection and neutralisation of no fewer than seven attempted incursions into the structure by Chaos Insurgency operatives, believed to have been motivated by SCP-XXXX-1.

This doesn't really matter for the containment procedures. You can place this in the description if you want, but keep in mind that the Containment Procedures are ONLY what is necessary to keep it contained. Speculation on what it does when we leave it to its own devices or anything like that is for the description or addenda.

a constant temperature of 21 degrees Celsius and seemingly unlimited supplies of water and electricity, the sources of which are currently unknown.

Why isn't this known? It should be as simple as following the plumbing and wiring to see where they lead.

The logs are great. They're really interesting and written naturally. Kudo's for that.

That said, they are all equally well-spoken. It's weird that a hostile, narcotics-riddled captive would be monologuing like this in the same manner of speech as the casino owner. Maybe you should edit that bit to make him sound more erratic after the drugs are administered, since it's effectively torture.